From 1639ae0f9b8ba234198e742f72cf6f605358b0d2 Mon Sep 17 00:00:00 2001
From: Nick Pegg <nick@nickpegg.com>
Date: Sun, 13 Jul 2025 17:55:04 -0700
Subject: [PATCH] only allow doubling if we have enough money

---
 src/main.rs | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index 4fd7dfb..3f783d9 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -132,6 +132,8 @@ fn interactive_play_turn(
     loop {
         term.clear_screen()?;
         let hand = turn.player_hand();
+        let can_double = initial_play && table.player_chips() > turn.bet;
+        let can_split = initial_play && hand.is_pair();
 
         if turn.shuffled {
             println!("Deck was shuffled");
@@ -159,11 +161,11 @@ fn interactive_play_turn(
         }
 
         let mut msg = String::from("(h)it, (s)tand");
-        if initial_play {
+        if can_double {
             msg += ", (d)ouble-down";
-            if hand.is_pair() {
-                msg += ", s(p)lit";
-            }
+        }
+        if can_split {
+            msg += ", s(p)lit";
         }
         msg += "? ";
         io::stdout().write_all(msg.as_bytes())?;
@@ -180,12 +182,12 @@ fn interactive_play_turn(
                 stop = true;
                 initial_play = false;
             }
-            'd' if initial_play => {
+            'd' if can_double => {
                 table.double_down(turn)?;
                 stop = true;
                 initial_play = false;
             }
-            'p' if initial_play && turn.player_hand().is_pair() => {
+            'p' if can_split => {
                 other_turn = Some(table.split(turn)?);
                 initial_play = false;
             }